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公开(公告)号：US09822647B2
公开(公告)日：2017-11-21
申请号：US14167788
申请日：2014-01-29
Applicant: General Electric Company
Inventor： Thangaraj Subbareddyar , Moorthi Subramaniyan , Srikeerthi Annaluri
IPC: F01D5/22
CPC classification number: F01D5/225
Abstract: A turbine bucket includes an entry dovetail; an airfoil portion extending from the entry dovetail, the airfoil portion having a leading edge, a trailing edge, a pressure side and a suction side. Radially inner- and outer-span shrouds are provided on each of the pressure side and the suction side, the part-span shrouds each having hard faces adapted to engage and slide relative to corresponding part-span shrouds on adjacent buckets.
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公开(公告)号：US20160333704A1
公开(公告)日：2016-11-17
申请号：US14823604
申请日：2015-08-11
Applicant: General Electric Company
Inventor： Srikeerthi Annaluri , Thangaraj Subbareddyar
CPC classification number: F01D5/22 , F01D5/16 , F05D2240/30 , F05D2240/80 , F05D2250/182 , F05D2250/294 , F05D2260/96 , Y02T50/67
Abstract: A damper system for a turbine having adjacent turbine bucket platforms including opposing slash faces having opposing grooves is provided. The system includes a pin having a substantially cylindrical-shaped body configured for positioning in the opposing grooves. A set of slots are provided in an outer surface of the pin and at spaced axial locations therealong. The set of slots face in a radially outward direction relative to the turbine bucket platforms.
Abstract translation: 一种涡轮机的阻尼器系统，具有相邻的涡轮机平台，包括具有相对的槽的相对的斜面。 该系统包括具有构造成用于定位在相对的槽中的基本上圆柱形的主体的销。 在销的外表面中和在其间隔开的轴向位置处设置一组槽。 该组槽相对于涡轮机铲斗平台面向径向向外的方向。
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公开(公告)号：US09879548B2
公开(公告)日：2018-01-30
申请号：US14823604
申请日：2015-08-11
Applicant: General Electric Company
Inventor： Srikeerthi Annaluri , Thangaraj Subbareddyar
CPC classification number: F01D5/22 , F01D5/16 , F05D2240/30 , F05D2240/80 , F05D2250/182 , F05D2250/294 , F05D2260/96 , Y02T50/67
Abstract: A damper system for a turbine having adjacent turbine bucket platforms including opposing slash faces having opposing grooves is provided. The system includes a pin having a substantially cylindrical-shaped body configured for positioning in the opposing grooves. A set of slots are provided in an outer surface of the pin and at spaced axial locations therealong. The set of slots face in a radially outward direction relative to the turbine bucket platforms.
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